Hisense LCD2633EU, Service Manual

Page 1: ...stal Display Television Service Manual Chassis M STAR Product Type LCD3233EU LCD2633EU Ver 1 0 LCD Institute R D Center Hisense Electric Co Ltd Jun 2006 Note This Specification is subject to change without notice ...

Page 2: ...2 4 1 Chassis Block Diagram 12 4 2 Video Processing Part 15 4 3 Audio Processing Part 16 4 4 I2C Controlling Part 16 4 5 Power Part 17 5 Service Mode And Adjustment 17 5 1 Service Mode 17 6 Software Updating 21 6 1 Updating Cable 21 6 2 LCD3233EU LCD2633EU Software Updating Operation 21 7 LCD3233EU LCD2633EU Explode View And Bom 29 8 Spare Parts List 32 9 Troubleshooting 32 10 Ciruit Diagram 32 C ...

Page 3: ...hassis in the cabinet always be certain that all the protective devices are put back in place such as non metallic control knobs insulating cover shields isolation resistor capacitor network etc 3 When replacing parts or circuit boards disconnect the power cord 4 When replacing a high wattage resistor oxide metal film resistor on the circuit board keep the resistor 1 2in away from circuit board 6 ...

Page 4: ...l and mechanical parts in the chassis have special safety related characteristics These characteristics are often passed unnoticed by a visual inspe ction When replacement parts are required be sure the service technician uses replacement parts specified by us that have the same characteristics as the original part Unauthorized substitutions may result in fire electric shock injury to persons or o...

Page 5: ... 5 LCD TV Service Manual Hisense Confidential ...

Page 6: ...ice Manual Hisense Confidential z Multimedia TV receiver Video monitor and PC display all in one z Wider viewing angle 16 9 display 176 viewing angle z Digital display device truthfully reproducing the images without ...

Page 7: ...idential distortion or blurring irrespective of magnetic or geomagnetic effect z 200 channels memory z Sleep timer z Teletext with 252 pages memory z Stereo z Dual SCART interface z Multi language OSD 2 2 LCD3233EU LCD2633EU Specifications ...

Page 8: ... 8 LCD TV Service Manual Hisense Confidential ...

Page 9: ...escription LCD3233EU S Lcd Panel is a 32 TFT Liquid Crystal Display module with 16 CCFL Backlight unit and 1ch LVDS interface This module supports 1366 x 768 WXGA format and can display true 16 7M colors 8 bit colors The inverter module for backlight is built in AC 100 to 240V ...

Page 10: ... ratio 1200 1 Faster response time gray to gray average 6 5ms High color saturation NTSC 75 Ultra wide viewing angle 176 H 176 V CR 20 with Super MVA technology DE Data Enable only mode LVDS Low Voltage Differential Signaling interface 180 degree rotation display option Color reproduction nature color ...

Page 11: ...e Non interlace Each pixel is divided into Red Green and Blue sub pixels or dots which are arranged in vertical stripes Gray scale or the brightness of the sub pixel color is determined with a 8 bit gray scale signal for each dot The T260XW02 has been designed to apply the 8 bit 1 channel LVDS interface method It is intended to support displays where high brightness wide viewing angle high color s...

Page 12: ... 12 LCD TV Service Manual Hisense Confidential 4 Block Diagram 4 1 Chassis Block Diagram POWER BOARD MAIN BOARD ...

Page 13: ... 13 LCD TV Service Manual Hisense Confidential MAIN BOARD ...

Page 14: ... 14 LCD TV Service Manual Hisense Confidential POWER BOARD ...

Page 15: ...o Processing Part LCD PANEL U200 MST5151 I2C H V R G B VGA Y Pb Cb Pr Cr S A W U601 ANT IN R G B FB Y C S VHS SCART2 SCART1 CANNAL 62WV5128BLL RAM U500 HDMI SST39VF088 FLASH U606 HY5DU281622ET DDRAM U213 HY5DU281622ET DDRAM U214 Video_OUT 656 8 VCT49XX U603 ...

Page 16: ...1 L R L R OUTPUT 6W 6W P14V 12V SCART2 AUDIO L R AUDIO HDMI AUDIO AV S Video Compent AUDIO PC AUDIO HDMI INPUT 74HC4052 U501 MST5151 U200 74HC40 52 U501 Audio Output Subwoofer Output AVSW1 AVSW2 MST5151 U200 VCT49XX U603 XP208 HDMI 24LC04 U206 24LC04 U605 24LC64 U604 Tuner U600 I2C DDROM U213 DDROM U214 PCF9555 U602 PU_DVI P_EN BKLON AMUTE AVSW1 AVSW2 STANDBY LED OPTION2 OPTION3 RST_MST ...

Page 17: ... 0 5 3 2 you can enter factory menu 5 1 1 Fac Menu AMS1117 2 5 U202 LD1085 U203 AMS1117 3 3 U604 U106 L7808 PFC AC INPUT 50 60HZ DC DC DC DC 5V 12V PANEL POWER 8V U108 AMS1117 5 0 24V Inverter POWER MST5151 AMS1117 3 3 U103 VCT49XX M4334 U207 DC DC TDA2822M U801 VCT49XX 74HC4052 U501 VCT49XX PANEL POWER MST5151 AC INPUT 50 60HZ DC DC 5V Standby AMS1117 1 8 U105 AMS1117 3 3 U109 1 8V 3 3V VCT49XX V...

Page 18: ...WMV 1 DYNFOC Norstart DFHB 1 DYNFOC Horstop DFHE 1 OSD H shift 205 OSD H shift split screen 220 OSD V shift 33 OSD pixel clock 72 Caption status Display NO XDS Data Display NO Back i Exit ok White Balance TV Rgain 126 Ggain 121 Bgain 115 Roffset 119 Goffset 122 Boffset 121 WBH Bright 100 WBH Contrast 100 WBH Satiation 100 WBL Bright 80 WBL Contrast 80 WBL Satiation 80 Back i Exit ok Service Mode T...

Page 19: ...4 NICAM L 24 NICAM I 24 DK NICAM 24 FM Radio 24 Back i Exit ok Audio Options TV Equslizer Yes Show Volume bar Yes Auto Store Volume No BBE No Voice No SRS WOW No ACF No VolumeLim 100 Volume 0 115 Volume 1 60 Volume 20 30 Volume 50 15 Volume 100 2 Back i Exit ok Options 2 TV JPEG Viewer NO Show Versions of Ics GTI Enable Yes LTI Enable No Scaler Chip Select 6151 Logo hisense Back i Exit ok ...

Page 20: ...0 0 Contrast50 30 Contrast 100 63 Picture Mode_Bright_Bri 125 Picture Mode_Bright_Con 153 Picture Mode_Standard_Bri 125 PictureMode_Standard_Con 145 Picture Mode_Soft_Bri 125 Picture Mode_Soft_Con 125 Other More Back i Exit ok NVM Initialize TV Initialize NVM from Rom Continue LEFTkey Exit Mkey Back i Exit ok NVM EDit TV NVM_edit addr hex _ _ _ NVM_edit data hex _ _ WARNing Editing may cause defec...

Page 21: ...are through a special I2C cable show as below This I2C cable includes a updating board a 3 5mm Stereo Earphone plug and 3 wires Built the cable as show 6 2 LCD3233EU LCD2633EU Software Updating Operation Set Channel TV Zhongshixian Huangdao Guizhou Liaoning XiongYali AodaliYa Please Wait Back i Exit ok updating board ...

Page 22: ... 22 LCD TV Service Manual Hisense Confidential ...

Page 23: ... Hisense Confidential LPT Setup The first step First double click the LPTDrv folder you should select a LPT driving software in the folder The second step When the LPT setup is OK Please open the system manager and select LPT1 ...

Page 24: ...Updating Operation The first step First turn on the TV then plug one end of the serial cable to the LPT port of PC and other end to I2C port of TV and double click the file vct49xyi_start exe in vct49xyi folder A dialog will come up like sub picture ...

Page 25: ... 25 LCD TV Service Manual Hisense Confidential The second step click the TVT button on the bottom A dialog will come up like sub picture ...

Page 26: ...ep Double click the F mints bin A dialog will come up like sub picture Note LCD colour TV software updating setup 1 File Preferences LPT Preferences LPT The current LPT Delay 0 Time out 300 2 Name The folder of Updating software Address From 0x800000 To 0x87ffff ...

Page 27: ...The third step After clicking the TVT button on the bottom A DOS interface will come up like sub picture If the word following is OK it shows that the communication between the LCD colour TV and compute is OK or it needs to check the connect of I2C ...

Page 28: ... click the Bootloder Version button it ought to shows 22 without red words such as No Acknowledge from Stave 2 Wait for 30 seconds after clicking the Erase 16Bit Flash button 3 If the red words such as No Acknowledge from Stave don t appear After the updating progress that the software updating is OK ...

Page 29: ... 29 LCD TV Service Manual Hisense Confidential 7 LCD3233EU LCD2633EU Explode View And Bom ...

Page 30: ... 1 1 1 1 1 1 1 1 function plate 1 E RSR8 808 1067 1 base power switch V320B1 LO1 C3 JK RSAG8 038 702 bracket mounting bracket RSAG6 150 142 RSAG8 038 711 terminal block RSAG2 908 685 21 main board RSAG2 908 871 scart board WG6 121 024 E RSR8 807 2050 nameplate 3 1 2 6 4 5 9 7 8 11 12 13 14 15 16 17 18 19 20 21 22 10 24 25 26 27 28 23 813 2 580 401 7 54 1 712 1 642 3 200 200 240 400 106 65 84 1 5 1...

Page 31: ...anual Hisense Confidential LCD2633EU WG6 121 023 169 25 25 122 136 27 28 16 27 28 20 52 1 2 3 4 5 6 8 9 10 11 12 13 14 16 15 17 18 19 20 24 26 27 21 22 23 25 7 28 29 30 31 32 33 34 33 SERIAL NUMBER CODE NAME NUMBER REMARK ...

Page 32: ...software is wrong 2 Turn on the TV The LED is blue but no picture or and no sound you should to replace the main board 3 In TV state can not to tuning you should to replace the main board 4 No teletext You should to replace the main board the teletext IC bad 5 No sound You should to replace the main board 6 can not to updating software You should to replace the main board 7 No reaction with PC You...

Page 33: ... tab out 4 AMS1117 1 8 U105 100n C147 100n C135 100n C103 100n C104 100uF 16V C117 5VA 3 3VA 100n C146 100n C134 100uF 35V C115 100n C101 100n C102 8VA 12VD STANDBY KEY KEY NC C142 470 R1 33 22K R134 5Vstb NC C141 680 R118 FB L102 IR LED NC R132 IR 10uF 16V C137 5VD gnd 1 out 2 in 3 tab out 4 AMS1117 5 0 U108 4R7 2W R131 gnd 1 out 2 in 3 tab out 4 AMS1117 3 3 U103 5Vstb 12VD 5Vstb 1 1 2 2 3 3 4 4 ...

Page 34: ..._V10 INPUT_V8 INPUT_V9 INPUT_V7 INPUT_V6 INPUT_V5 INPUT_V4 INPUT_V3 INPUT_V2 INPUT_V1 AV_R AV_L A2RO A2LO AV_RO AV_LO SP_R SUBWOOFER SP_L AV_VO A2VO A3VO SCART2 SCART1 IFIN IFIN1 IFIN2 INPUT_V5 INPUT_V6 06_VCTI_AVinput 06_VCTI_AVinput Sch DB ADB CONTROL CONTROL SCL SDA VPDA 0 7 PU_DVI P_EN BKLON AIN3L AIN3R AIN2L AIN2R AIN1L AIN1R BUD 0 7 BUD 0 7 INT_M IR KEY 8532_IO1 AOUT1L AOUT1R VOUT1 VOUT2 PIP...

Page 35: ...9 656_DA6 60 656_DA7 61 VS GPIO1 78 FILED GPIO2 77 DE GPIO3 76 CLK2 GPIO4 52 HS GPIO5 51 656_2DA0 41 656_2DA1 42 656_2DA2 43 656_2DA3 44 656_2DA4 45 656_2DA5 46 656_2DA6 47 656_2DA7 48 MST6151A MST5151A U200D VPCK VPDA0 VPDA1 VPDA2 VPDA3 VPDA4 VPDA5 VPDA6 VPDA7 DVI33 ADC33 AP33 MP33 OD33 CV18 AP233 VDDM25 VDDC 63 VDDC 79 VDDC 156 VDDC 173 VDDC 185 VDDC 195 VDDP 66 VDDP 162 VDDP 182 VDDM 86 VDDM 10...

Page 36: ...R303 33 R301 DDC_C DDC_D 5 6V D204 5 6V D212 DM_R DM_L DM_L 1 DM_R1 DM_L1 DM_R1 VCC 1 VCC 2 VCC 3 VCC 4 VCC 5 GND 6 GND 7 GND 15 GND 21 GND 24 TE0 25 TE0 26 TE1 22 TE1 23 GND 27 GND 28 GND 29 GND 30 TE2 19 TE2 20 GND 18 TCE 16 TCE 17 TE3 13 TE3 14 GND 12 NC 11 NC 10 NC 9 GND 8 TCL_LVDS_1 XP206 VPPO DCLK LA3P DEN LA3M DBO0 LACKP DBO1 LACKM DBO2 LA2P DBO3 LA2M DBO4 LA1P DBO5 LA1M DBO6 LA0P DBO7 LA0M...

Page 37: ... A4 35 A5 36 A6 37 A7 38 A8 39 A9 40 A11 41 A12 NC 42 NC 43 CKE 44 CK CK 46 CK CK 45 DM UDM 47 VSS 48 VREF 49 NC 50 DQS UDQS 51 VSSQ 52 NC 53 NC DQ8 54 VDDQ 55 DQ4 DQ9 56 NC DQ10 57 VSSQ 58 DQ5 DQ11 59 NC DQ12 60 VDDQ 61 DQ6 DQ13 62 NC DQ14 63 VSSQ 64 DQ7 DQ15 65 VSS 66 HY5DU281622ET U213 VDD 1 DQ0 2 VDDQ 3 DQ1 4 DQ2 5 VSSQ 6 DQ3 7 DQ4 8 VDDQ 9 DQ5 10 DQ6 11 VSSQ 12 DQ7 NC 13 NC 14 VDDQ 15 LDQS NC...

Page 38: ...LO2 SUBWOOFER 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 HEADER 11X2 XP603 SUBWOOFER 2N3904 Q501 1 5K R538 8VA AGND 10uF 16V C510 15K R533 15K R534 2N3904 Q502 1 5K R537 8VA AGND 100n C512 AGND 100n C522 AGND 2N3904 Q503 1 5K R540 8VA AGND 10uF 16V C511 15K R535 15K R536 2N3904 Q504 1 5K R539 8VA AGND 100n C524 AGND 100n C526 AGND 100 R542 100 R543 100 R546 100 R559 IN 1 S1a 2 S2a 3 ...

Page 39: ...A AGND 10uF 16V C519 15K R557 15K R558 100n C535 AGND 100 R545 10n C658 10n C654 VIN3 VIN4 VIN5 VIN3 VIN4 10 0n C633 VIN5 VIN6 100n C632 VIN6 100n C631 100n C629 VIN7 100n C625 VIN7 Vin10 Bin2 10 0n C627 Vin9 Gin2 Vin8 Rin2 100n C626 100n C628 Vin11 FBin2 Vin8 Rin2 Vin9 Gin2 Vin10 Bin2 Vin 11 FBin2 Vin11 FBin2 INPUT_V3 INPUT_V4 INPUT_V5 INPUT_V6 INPUT_V7 INPUT_V8 INPUT_V9 INPUT_V10 75 R701 Vin11 F...

Page 40: ...37 656IO 7 71 P36 656IO 6 72 P35 656IO5 73 P34 656IO4 74 P33 656IO3 75 GNDEIO 76 VSUP3 3EIO 77 P32 656IO2 78 P31 656IO1 79 P30 656IO0 80 P26 656VIO 81 P25 656HIO 82 P24 656CLKIO 83 ADB3 84 ADB2 85 ADB1 86 ADB0 87 DB0 88 DB1 89 DB2 90 DB3 91 DB4 92 DB5 93 DB6 94 DB7 95 ADB10 96 PSENQ 97 P23 98 P24 99 XTAL2 100 XTAL1 101 VSUP1 8DIG 102 GND 103 GND 104 VSUP3 3DIG 105 VSUP5 0IF 106 VSUP5 0FE 107 RESET...

Page 41: ...P 52 GND 53 RST T 54 GND 55 RST P 56 GND 57 ALE 58 GND 59 RST out 60 A19 2 A18 4 A17 6 A16 8 EMU X600 CONTROL ADB DB ADB0 ADB1 ADB2 ADB3 ADB4 ADB5 ADB6 ADB7 ADB8 ADB9 ADB1 0 ADB1 1 ADB1 2 ADB1 3 ADB1 4 ADB1 5 ADB1 6 ADB1 7 ADB1 8 ADB1 9 DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 100n C648 AGND 3 3VA_M RSTQ ALE WRQ_VCTI WRQ_SRAM RDQ_VCTI RDQ_SRAM PSENQ_VCTI PSENQ_FLASH 3 3VA_M 100n C646 AGND 3 3VA_M 100n C647...

Page 42: ...MODE 34 MODE_OUT 35 VCLAMPR 36 BSRP 37 PVCCR 38 PVCCR 39 ROUTP 40 ROUTP 41 PGNDR 42 PGNDR 43 ROUTN 44 ROUTN 45 PVCCR 46 PVCCR 47 BSRN 48 TPA3008D2 U800 39nF C812 39nF C808 0 68uF C809 39nF C810 39nF C811 AGND 220p C838 100n C804 AGND 120K R804 AGND 10n C814 10n C813 100n C806 100n C802 VDD_AMP FB L802 100uF 25V C817 AGND 100uH L805 100uH L806 100n C821 100n C822 1N5817 D802 1N5817 D803 10n C816 10...